Answer:
the  price of the bond is $231,955,808
Explanation:
The computation of the price of the bond is shown below:
= Interest + principal
= ($280,000,000 Ă— 8% Ă— 6 months Ă· 12 months) Ă— PVIFA factor at 5% for 40 years + ($280,000,000 Ă— PVF factor at 5% for 40 years)
= 192,181,808+ Â $39,774,000
= $231,955,808
hence, the  price of the bond is $231,955,808